<template>
<div><van-nav-bar title="健康专栏" left-arrow @click-left="$router.back()" left-text="返回" />
<van-list
  v-model="loading"
  :finished="finished"
  finished-text="没有更多了"
  @load="onLoad"
>
  <van-cell v-for="item in list" :key="item"  >
<van-grid>
  <van-grid-item ><img src="" style="width:200px"></van-grid-item>
  <h4>吸烟有害健康</h4>
</van-grid>
  </van-cell>
</van-list>
</div>
</template>

<script>
export default {
  name: 'news',
  data () {
    return {
      list: [],
      loading: false,
      finished: false
    }
  },
  methods: {
    onLoad () {
      // 异步更新数据
      // setTimeout 仅做示例，真实场景中一般为 ajax 请求
      setTimeout(() => {
        for (let i = 0; i < 10; i++) {
          this.list.push(this.list.length + 1)
        }

        // 加载状态结束
        this.loading = false

        // 数据全部加载完成
        if (this.list.length >= 40) {
          this.finished = true
        }
      }, 1000)
    }
  }
}
</script>

<style>

</style>
